Possible spark plugs:

  • NGK: A6
  • AC Delco: C86,M8
  • Autolite: 3116
  • Bosch: M8AC0
  • Champion: D18Y
  • Denso: MA16R-U
  • Motorcraft: B82
  • Napa: X581
  • Prestolite: 18-08-01
  • Stitt: 82

Details about your spark plug:

  • Type: IND.
  • Thread size: 18mm (0.70866 inches)
  • Hex size: 1 inches (25.4 mm)
  • Reach: 12MM inches (304.8 mm)
  • Seat type: GASKET
  • Projected tip: NO

Convert another spark plug:

spark plug converter: